If two people pick alternate slices from a pizza that has been cut unevenly from an off-centre point, common sense suggests ...

I have very fond memories of high school geometry. Memorizing theorems wasn't too hard, and solving proofs was like solving the logic puzzles that I did for fun anyway. But the theorems were scattered ...

This article presents a way of studying the rationality that mathematics teachers utilize in managing the teaching of theorems in high-school geometry. More generally, the study illustrates how to ...

Research Fellow in Mathematical Epidemiology, London School of Hygiene & Tropical Medicine What do you get a mathematician for their birthday? Well, if it’s a big one – like a 100th – you could throw ...